reorder cli commands navigations are now into a nav sub group

README.md

@@ -105,26 +105,26 @@ browser-cli/
 
 All commands are run with `uv run browser-cli <command>`.
 
-### Navigation
+### Navigation (`nav`)
 
 ```sh
 # Open a URL
-browser-cli open https://example.com
-browser-cli open https://example.com --bg               # background, no focus
-browser-cli open https://example.com --window work      # into a named window
-browser-cli open https://example.com --group research   # into a tab group (name or ID)
+browser-cli nav open https://example.com
+browser-cli nav open https://example.com --bg               # background, no focus
+browser-cli nav open https://example.com --window work      # into a named window
+browser-cli nav open https://example.com --group research   # into a tab group (name or ID)
 
 # Reload
-browser-cli reload                  # reload active tab
-browser-cli reload 1234             # reload tab by ID
-browser-cli hard-reload             # bypass cache
+browser-cli nav reload                  # reload active tab
+browser-cli nav reload 1234             # reload tab by ID
+browser-cli nav hard-reload             # bypass cache
 
 # Navigate history
-browser-cli back
-browser-cli forward 1234            # forward in specific tab
+browser-cli nav back
+browser-cli nav forward 1234            # forward in specific tab
 
 # Jump to a tab by URL pattern
-browser-cli focus github            # focuses first tab whose URL contains "github"
+browser-cli nav focus github            # focuses first tab whose URL contains "github"
 ```
 
 ### Tabs